Home / 3,468,661,709.39-4,786,629,308.17-1,963,255,738.88

Finding the Fourth Proportional to 3,468,661,709.39, 4,786,629,308.17 and 1,963,255,738.88

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Solution

The fourth proportional to 3,468,661,709.39, 4,786,629,308.17 and 1,963,255,738.88 is: 2,709,222,820.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468,661,709.39 : 4,786,629,308.17 = 1,963,255,738.88 : x
  2. Step 2: Convert to fraction form
    3,468,661,709.39/4,786,629,308.17 = 1,963,255,738.88/x
  3. Step 3: Cross multiply
    3,468,661,709.39x = 4,786,629,308.17 × 1,963,255,738.88
  4. Step 4: Simplify right side
    3,468,661,709.39x = 9,397,377,459,163,209,728
  5. Step 5: Solve for x
    x = 9,397,377,459,163,209,728/3,468,661,709.39
  6. Step 6: Final answer
    x = 2,709,222,820.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.